2016/7/25 15:45:28 来源: 厦门泰尼电气有限公司
1783-MX04E
1783-MX04E
1783-MX04E
随着DCS在火电厂中的广泛应用,其在机组安全稳定运行中所占据的主导地位愈加突出。由于DCS设备软硬件的可靠性、控制逻辑的完善和合理性、热工人员维护和检修水平等诸多因素的影响,使机组误跳闸事件仍时有发生。因此进行有效的技术管理和正确的检修维护,保持火电机组DCS的稳定、可靠运行也就日渐成为热工人员日常管理、维护的重点。为此笔者结合上述案例分析,从提高控制系统可靠性着手,提出一些防范措施供检修维护中参考:
(l)对DCS设备和检修维护实行全过程管理,尽早发现缺陷并及时处理。完善DCS自诊断和故障报警功能,对DCS运行状况的实时监控不仅要监视主控制器的状态,还要监视主控制器网络的状态。
现货,现货,降降降,火火火,火火火……
现货,现货,降降降,火火火,火火火……
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